Stage 1: The P5-10-WF Filter is a 5 Micron Sediment Filter used in the first housing. The Stage 1 filter should be changed every 2-6 months. WRI Water International Part # 70-0500 Compatible.

Stage 2: The EP5-10-WF 5 Micron Carbon Block Filter is used in the middle housing. The Stage 2 filter should be changed every 6-12 months. WRI Water International Part # 80-1135 Compatible.

Stage 3: The CBC-10-WF 0.5 Micron Cyst Reduction Water Filter is used in the third housing. The Stage 3 filter should be changed every 6-12 months. WRI Water International Part # 70-0570 Compatible.

Stage 4: The TROM-24-WF RO Membrane goes in the housing on top of the RO system. The Stage 4 RO membrane should be changed every 1-3 years. WRI Water International Part # 70-0025 Compatible. If needed, replacement RO Membrane housings MH09-1812WH can be purchased.

Stage 5: The IC10-14C-WF inline filter is the 5th stage and is installed on top of the RO membrane. The IC10-14C-WF filter has 1/4" FPT inlet/outlet. The Stage 5 filter should be changed every 6-12 months. WRI Water International Part # 70-0560 Compatible.

WRI WRI-5 Super Deluxe Filter Change Intervals:

The filter change interval will vary due to your water quality and the amount of water used.

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